$bg: #EDF2F0;

$neu-1: #ecf0f3;
$neu-2: #d1d9e6;

$white: #f9f9f9;
$gray: #a0a5a8;
$black: #181818;

$purple: #4B70E2;


$transition: 1.25s;

*,
*::after,
*::before {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none;
}

/* Generic */
body {
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'Montserrat', sans-serif;
    font-size: 12px;
    background-color: $neu-1;
    color: $gray;
}

/**/
.main {
    position: relative;
    width: 1000px;
    min-width: 1000px;
    min-height: 600px;
    height: 600px;
    padding: 25px;
    background-color: $neu-1;
    box-shadow:
        10px 10px 10px $neu-2,
        -10px -10px 10px $white;
    border-radius: 12px;
    overflow: hidden;

    @media(max-width: 1200px) {
        transform: scale(.7);
    }

    @media(max-width: 1000px) {
        transform: scale(.6);
    }

    @media(max-width: 800px) {
        transform: scale(.5);
    }

    @media(max-width: 600px) {
        transform: scale(.4);
    }


}

.container {
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;

    top: 0;
    width: 600px;
    height: 100%;
    padding: 25px;

    background-color: $neu-1;
    transition: $transition;
}

.form {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    width: 100%;
    height: 100%;

    &__icon {
        object-fit: contain;
        width: 30px;
        margin: 0 5px;
        opacity: .5;
        transition: .15s;

        &:hover {
            opacity: 1;
            transition: .15s;
            cursor: pointer;

        }
    }

    &__input {
        width: 350px;
        height: 40px;
        margin: 4px 0;

        padding-left: 25px;
        font-size: 13px;
        letter-spacing: .15px;
        border: none;
        outline: none;

        font-family: 'Montserrat', sans-serif;
        background-color: $neu-1;
        transition: .25s ease;
        border-radius: 8px;

        box-shadow:
            inset 2px 2px 4px $neu-2,
            inset -2px -2px 4px $white;

        &:focus {
            box-shadow:
                inset 4px 4px 4px $neu-2,
                inset -4px -4px 4px $white;
        }
    }

    &__span {
        margin-top: 30px;
        margin-bottom: 12px;
    }

    &__link {
        color: $black;
        font-size: 15px;
        margin-top: 25px;
        border-bottom: 1px solid $gray;
        line-height: 2;
    }
}

.title {
    font-size: 34px;
    font-weight: 700;
    line-height: 3;
    color: $black;
}

.description {
    font-size: 14px;
    letter-spacing: .25px;
    text-align: center;
    line-height: 1.6;
}

.button {
    width: 180px;
    height: 50px;
    border-radius: 25px;
    margin-top: 50px;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 1.15px;

    background-color: $purple;
    color: $white;
    box-shadow:
        8px 8px 16px $neu-2,
        -8px -8px 16px $white;

    border: none;
    outline: none;
}

/**/

.a-container {
    z-index: 100;
    left: calc(100% - 600px);
}

.b-container {
    left: calc(100% - 600px);
    z-index: 0;
}

.switch {
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 400px;

    padding: 50px;
    z-index: 200;
    transition: $transition;

    background-color: $neu-1;
    overflow: hidden;


    box-shadow:
        4px 4px 10px $neu-2,
        -4px -4px 10px $white;

    &__circle {
        position: absolute;
        width: 500px;
        height: 500px;
        border-radius: 50%;
        background-color: $neu-1;
        box-shadow:
            inset 8px 8px 12px $neu-2,
            inset -8px -8px 12px $white;

        bottom: -60%;
        left: -60%;
        transition: $transition;

        &--t {
            top: -30%;
            left: 60%;
            width: 300px;
            height: 300px;
        }
    }

    &__container {
        display: flex;
        justify-content: center;
        align-items: center;
        flex-direction: column;
        position: absolute;
        width: 400px;
        padding: 50px 55px;

        transition: $transition ;

    }

    &__button {
        cursor: pointer;

        &:hover {
            box-shadow:
                6px 6px 10px $neu-2,
                -6px -6px 10px $white;
            transform: scale(.985);
            transition: .25s;
        }

        &:active,
        &:focus {
            box-shadow:
                2px 2px 6px $neu-2,
                -2px -2px 6px $white;
            transform: scale(.97);
            transition: .25s;
        }
    }
}

/**/
.is-txr {
    left: calc(100% - 400px);
    transition: $transition;
    transform-origin: left;
}

.is-txl {
    left: 0;
    transition: $transition;
    transform-origin: right;
}

.is-z200 {
    z-index: 200;
    transition: $transition;
}

.is-hidden {
    visibility: hidden;
    opacity: 0;
    position: absolute;
    transition: $transition;
}

.is-gx {
    animation: is-gx $transition;
}

@keyframes is-gx {

    0%,
    10%,
    100% {
        width: 400px;
    }

    30%,
    50% {
        width: 500px;
    }
}